Questions

Q:

............. elements have the largest atoms

A) F B) O
C) H D) Li
 
Answer & Explanation Answer: D) Li

Explanation:
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Filed Under: Chemistry
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Q:

Which of the following is not true of graded potentials?

A) They can form on receptor endings B) They increase amplitude as they move away from the stimulus point
C) They are short-lived D) They can be called postsynaptic potentials
 
Answer & Explanation Answer: B) They increase amplitude as they move away from the stimulus point

Explanation:

Graded potentials are changes in membrane potential that vary in size, as opposed to being all-or-none.

 

In the given options, They increase amplitude as they move away from the stimulus point is not true about the graded potentials.

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Q:

Which of the following classes of animals has/have three-chambered heart?

A) Pisces and Amphibia B) Amphibia and Reptilia
C) Reptilia only D) Amphibia only
 
Answer & Explanation Answer: B) Amphibia and Reptilia

Explanation:

Mammalian and avian hearts have four chambers two atria and two ventricles.Amphibians and reptiles, by contrast, have a three-chambered heart. The three-chambered heart consists of two atria and one ventricle.Fish possess the simplest type of true heart a two-chambered organ composed of one atrium and one ventricle.

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Q:

In the following question, out of the given four alternatives, select the one which best expresses the meaning of the given word.

 

Declension

 

A) Decay B) Decision
C) Improvement D) Increase
 
Answer & Explanation Answer: A) Decay

Explanation:
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Q:

In the following question, the sentence given with blank to be filled in with an appropriate word. Select the correct alternative out of the four and indicate it by selecting the appropriate option.

 

The researchers are _____________ into the mode of life of diabetes patients as diabetes is a lifestyle ailment.

 

A) inspecting B) investigating
C) observing D) seeing
 
Answer & Explanation Answer: B) investigating

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Q:

In the following question, out of the four alternatives, select the alternative which best expresses the meaning of the idiom/phrase.

 

Back to square one

 

A) Remembering one's past makes one humble B) To be back to where one started, with no progress having been made
C) To become friends once again with a person with whom you had a fight D) To apologize for one's past actions
 
Answer & Explanation Answer: B) To be back to where one started, with no progress having been made

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Q:

The question below consists of a set of labelled sentences. These sentences, when properly sequenced form a coherent paragraph. Select the most logical order of sentences from among the options.

 

P: Then the liberalisation process became inevitable.
Q: It encourages initiative, entrepreneurship and competition which is very vital for growth of the economy.
R: In due course of time our institutions became stagnant, corrupt and inefficient due to permit raj and centralized control.
S: Liberalisation enhances economic activities.

 

A) PQSR B) RPSQ
C) QPRS D) RSQP
 
Answer & Explanation Answer: B) RPSQ

Explanation:
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Q:

A sentence has been given in Active/Passive Voice. Out of the four given alternatives, select the one which best expresses the same sentence in Passive/Active Voice.

 

Somebody has stolen my register.

 

A) My register has been stolen. B) My register has been stolen upon.
C) My register has stolen by somebody.   D) My register has been a steal.
 
Answer & Explanation Answer: A) My register has been stolen.

Explanation:
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